Maintenance & Service Guide

Presario 1900 Series

Models: 1900T, 1905, 1906, 1910, 1915, 1919, 1920, 1922, 1925, 1926, 1927, 1928, 1929, and 1930

Before You Begin

 

Specifications

 

Parts Catalog

 

 

 

 

 

Removal Sequence

 

Troubleshooting

 

Battery Operations

 

 

 

 

 

 

 

 

 

 

Product Description

 

Pin Assignments

 

Index

 

 

 

 

 

Removal and Replacement Procedures

Electrostatic

Discharge

Service Considerations

Cables and

Connectors

Preparing the

Computer for

Disassembly

Battery Pack

Hard Drive

Keyboard

Memory

Module

Modem

Heatspreader

Processor

Display Panel

Assembly

Upper CPU

Cover with Palmrest and

TouchPad

Hard Drive/

Battery Charger Board

Converter

Board

Low Voltage

Differential Signal Board

Fan Assembly

System Board

Speaker

Assembly

Disassembling

the Wedge

DVD or CD

Drive

System to

Wedge

Interface

Board

Diskette Drive Wedge to Port

Replicator

Interface

Board

How to use Processor Jig

Lock Processor Step 1

Lock Processor Step 2

Locking the

Processor

Refer to the illustrations at left to verify. Follow these steps to lock processor:

1.Place the Jig Block on the CPU frame in the lower right- hand corner. Make sure that the block is fully seated. The handle must be at a 45 degree angle (as illustrated) when installing the Jig block.

2.Twist handle 90

degrees clockwise to unlock processor.

To unlock processor

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Image 80
HP 1930, 1925, 1915, 1920 manual Locking Processor